explain frequency mixer

Helo..Can anybody explain how many types of mixer?How to differentiate each mixers?
TQ..i really appreciate ur help..

http://www.plextek.co.uk/papers/mixers2.pdf

hi,


refer to this topic

https://www.edaboard.com/ftopic312006.html

http://www.edaboard.co.uk/how-does-a...rk-t23661.html


this may help